Toothbrush



FIG. 1 is a perspective view of a toothbrush showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a sectional view thereof taken along lines 4—4 of FIG. 3;

FIG. 5 is a sectional view thereof taken along lines 5—5 of FIG. 3; and,

FIG. 6 is a side elevation view thereof.

The ornamental design for a toothbrush, as shown.